19718930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25609}}^1$

素因数の和:25634

約数の個数: 32

約数和(自身を含む): 44254080

約数和(自身を除く): 24535150

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 25609, 51218, 128045, 179263, 256090, 281699, 358526, 563398, 896315, 1408495, 1792630, 1971893, 2816990, 3943786, 9859465, 19718930]

約数ペア:

[(1, 19718930), (2, 9859465), (5, 3943786), (7, 2816990), (10, 1971893), (11, 1792630), (14, 1408495), (22, 896315), (35, 563398), (55, 358526), (70, 281699), (77, 256090), (110, 179263), (154, 128045), (385, 51218), (770, 25609)]